Piper, F., Blake-wilson, S., & Mitchell, J. (2001). Digital Signatures Security & Controls. EDPACS: The EDP Audit, Control & Security Newsletter, 29(6), 1. https://doi.org/10.1201/1079/43277.29.6.20011201/31748.3
Chicago Style (17th ed.) CitationPiper, Fred, Simon Blake-wilson, and John Mitchell. "Digital Signatures Security & Controls." EDPACS: The EDP Audit, Control & Security Newsletter 29, no. 6 (2001): 1. https://doi.org/10.1201/1079/43277.29.6.20011201/31748.3.
MLA (9th ed.) CitationPiper, Fred, et al. "Digital Signatures Security & Controls." EDPACS: The EDP Audit, Control & Security Newsletter, vol. 29, no. 6, 2001, p. 1, https://doi.org/10.1201/1079/43277.29.6.20011201/31748.3.
Warning: These citations may not always be 100% accurate.